AntennaX OEM Style (8-inch) Antenna for BMW M3 Convertible fits 1998 thru 2006 BMW M3 Convertible Replace or upgrade your BROKEN OR MISSING antenna with this OEM Quality (8-inch) antenna that cost less than 50% of the dealer factory retail price PLUG-N-PLAY installation, which means it screws onto your existing antenna mount (a direct bolt-on part, no wiring involved) and takes a minute to do Why pay over $40 at the Dealership We have several sizes from 4-inches up to 16-inches